Mootools Class - Calling a function within a function
var Bob = new Class({

    initialize: function () {
        this.message = 'Hello';
    },

    someOther: function() {
        this.message2 = 'Bob';
    },

    getMessage: function() {
        return this.someOther();
    },

});

window.addEvent('domready', function() {
    var map = new Bob;

    alert(map.getMessage());
});

var Bob = new Class({
    initialize: function() {
        this.message = 'Hello';
    },
    someOther: function() {
        return this.message2 = 'Bob'; //bad
    },
    getMessage: function() {
        return this.someOther(); // why
    },
});
window.addEvent('domready', function() {
    var map = new Bob;
    alert(map.getMessage());
    alert(map.message2); // bob
});